|SOME NOTES ON MEDIEVAL ENGLISH GENEALOGY|
Volume 6, page 67:
His [Sir Thomas de Grandison's (d. 1375)] widow's oath was taken not to marry without the King's licence and she had assignment of dower in co. Gloucester and Kent, 14 Feb. 1375/6. She d. in Oct. 1394.
Douglas Richardson, in March 2002, posted evidence that she remarried to Roger Beauchamp, of Bletsoe (d. 1379/80) [citing M.J. Holland, Year Books of Richard II, 1383-1384, pp. 77-79 (1989)].